C.S. · Chris Sowton · M.C. · M S.
| title | ISBN-13 | year of publication |
|---|---|---|
| New Language Leader Elementary Teacher's Etext Access Card | 978-1-4479-4821-6 | 2014 |
| New Language Leader Elementary Teacher's eText DVD-ROM | 978-1-4479-8863-2 | 2014 |
| New Language Leader Pre-Intermediate Teacher Online Resources | 978-1-4479-4837-7 | 2014 |
| New Language Leader Pre-Intermediate Teacher's Etext Access Card | 978-1-4479-4835-3 | 2014 |
| New Language Leader Pre-Intermediate Teacher's eText DVD-ROM | 978-1-4479-8865-6 | 2014 |